Based on mud stone sonic log and measured fluid pressure, the paper analyzes the distribution of abnormal pressure in the Chexi sag, as well as its influence on petroleum migration and accumulation.
本文综合应用试油实测压力与泥岩声波时差资料计算分析了车西洼陷异常流体压力的分布特征及其与油气运移聚集的关系。
We discussed the impact of tectonic stresses on the occurrence of abnormal pressure, the distribution of oil and gas and drilling process on the basis of analysing the present tectonic stress field.
在分析地应力特征的基础上，探讨了其对地层异常压力、油气分布及钻井工程的影响。
Therefore, caution is needed when using the seismic method to predict the distribution of abnormal pressure in the areas where tectonic uplifting happened in later and recent periods.
在晚近期发生过构造抬升的地区，利用地震法预测异常压力分布需要谨慎。
Fault face moves relatively after being contaminated by water, areas with complex faults distribution can easily cause abnormal high pressure thus can cause casing sheer easily.
断层面进水局部产生滑移，断层的分布交杂区易形成异常高压，导致断层附近易发生套损。
The abnormal pressure was the dynamic force of the migration of Upper Triassic natural gas and the chief factor controlling the gas accumulation and regional distribution.
高异常古压是上三叠统天然气运移的动力，是控制天然气运聚与区域分布的主要因素，并且古压的演化直接控制了局部构造的成藏。
The distribution of abnormal high pressure is relative to Eogene gypsolith and salt layers. Huge gypsolith and salt layers are the important condition for the formation of abnormal high pressure.
异常高压的分布和古近系的膏盐岩分布密切相关，巨厚的膏盐层盖层是形成异常高压的重要条件。
Three dynamic systems of entrapment are divided in the Eogene of De Nan depression in terms of stratigraphic, tectonic characteristic and the vertical distribution of abnormal formation pressure.
从成藏动力学系统的角度可将德南洼陷下第三系划分为三个成藏动力学系统，即上部、内部和下部成藏动力学系统。
Three dynamic systems of entrapment are divided in the Eogene of De Nan depression in terms of stratigraphic, tectonic characteristic and the vertical distribution of abnormal formation pressure.
从成藏动力学系统的角度可将德南洼陷下第三系划分为三个成藏动力学系统，即上部、内部和下部成藏动力学系统。
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